The Enthalpy and Entropy of Vaporization of Ammonia at Its $\circ$

question 122

Multiple Choice

The enthalpy and entropy of vaporization of ammonia at its normal boiling point,-33.34 ^$\circ$ C,are approximately 23.35 kJ/mol and 97.4 J/mol . K,respectively.What would the entropy change of the universe be if one mole of ammonia vapor were to condense in a large room maintained at 30.0 ^$\circ$ C?

• A)"+20.4 J/K"
• B)"+77.0 J/K"
• C)"-174.4 J/K"
• D)"-20.4 J/K"
• E)"+174.4 J/K"

---

Definitions:

Subculture

The culture of groups whose values and norms of behavior are somewhat different from those of the dominant culture.

Media

Channels or systems of communication that disseminate information, entertainment, or promotional materials to the public.

Asia and Latin America

Two geographically diverse regions known for their rich cultures, histories, and significant economic and political developments in the global context.

Nonmaterial Culture

The norms, laws, customs, ideas, and beliefs of a group of people.